Adjustable speed electrical power drive systems - Part 5-1: Safety requirements - Electrical, thermal and energy

Elektrische Leistungsantriebssysteme mit einstellbarer Drehzahl - Teil 5-1: Anforderungen an die Sicherheit - Elektrische, thermische und energetische Anforderungen

Entraînements électriques de puissance à vitesse variable - Partie 5-1: Exigences de sécurité - Electrique, thermique et énergétique

Električni pogonski sistemi z nastavljivo hitrostjo - 5-1. del: Varnostne zahteve - Električne, toplotne in energijske

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Due Date
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Completion Date
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SLOVENSKI STANDARD
oSIST prEN IEC 61800-5-1:2021
01-januar-2021

Električni pogonski sistemi z nastavljivo hitrostjo - 5-1. del: Varnostne zahteve -

Električne, toplotne in energijske

Adjustable speed electrical power drive systems - Part 5-1: Safety requirements -

Electrical, thermal and energy
Elektrische Leistungsantriebssysteme mit einstellbarer Drehzahl - Teil 5-1:
Anforderungen an die Sicherheit - Elektrische, thermische und energetische
Anforderungen

Entraînements électriques de puissance à vitesse variable - Partie 5-1: Exigences de

sécurité - Electrique, thermique et énergétique
Ta slovenski standard je istoveten z: prEN IEC 61800-5-1:2020
ICS:
29.160.30 Motorji Motors
29.200 Usmerniki. Pretvorniki. Rectifiers. Convertors.
Stabilizirano električno Stabilized power supply
napajanje
oSIST prEN IEC 61800-5-1:2021 en,fr,de

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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oSIST prEN IEC 61800-5-1:2021
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oSIST prEN IEC 61800-5-1:2021
22G/429/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 61800-5-1 ED3
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2020-11-20 2021-02-12
SUPERSEDES DOCUMENTS:
22G/397A/CD, 22G/408A/CC
IEC SC 22G : ADJUSTABLE SPEED ELECTRIC POWER DRIVE SYSTEMS (PDS)

SECRETARIAT: SECRETARY:
United States of America Mr Christopher Johnson
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:
TC 2,TC 22,TC 44,SC 121A,SC 121B
Other TC/SCs are requested to indicate their interest, if any,
in this CDV to the secretary.
FUNCTIONS CONCERNED:
EMC ENVIRONMENT QUALITY ASSURANCE SAFETY

SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING

Attention IEC-CENELEC parallel voting
The attention of IEC National Committees, members of
CENELEC, is drawn to the fact that this Committee Draft for
Vote (CDV) is submitted for parallel voting.
The CENELEC members are invited to vote through the
CENELEC online voting system.

This document is still under study and subject to change. It should not be used for reference purposes.

Recipients of this document are invited to submit, with their comments, notification of any relevant patent rights of which they

are aware and to provide supporting documentation.
TITLE:

Adjustable speed electrical power drive systems - Part 5-1: Safety requirements - Electrical, thermal and

energy
PROPOSED STABILITY DATE: 2024
NOTE FROM TC/SC OFFICERS:

Copyright © 2020 International Electrotechnical Commission, IEC. All rights reserved. It is permitted to download this

electronic file, to make a copy and to print out the content for the sole purpose of preparing National Committee positions.

You may not copy or "mirror" the file or printed version of the document, or any part of it, for any other purpose without

permission in writing from IEC.
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2 CONTENTS

3 1 Scope ............................................................................................................................. 20

4 2 Normative references ..................................................................................................... 21

5 3 Terms and definitions ..................................................................................................... 24

6 4 Protection against hazards ............................................................................................. 37

7 General ................................................................................................................. 37

8 Fault and abnormal operating condition ................................................................. 38

9 Short-circuit and overload protection ..................................................................... 38

10 General ..................................................................................................... 38

11 Input short-circuit rating and output short-circuit current ability .................. 40

12 Short-circuit coordination (upstream protection) ......................................... 41

13 Protection by several devices .................................................................... 41

14 Motor overload and overtemperature protection ......................................... 41

15 BDM/CDM providing current limiting control ............................................... 42

16 Protection against electric shock ........................................................................... 42

17 General ..................................................................................................... 42

18 Decisive voltage class (DVC) ..................................................................... 43

19 Provision for basic protection..................................................................... 49

20 Provision for fault protection ...................................................................... 51

21 Enhanced protection between circuits ........................................................ 59

22 Protective measures .................................................................................. 60

23 Insulation................................................................................................... 63

24 Compatibility with residual current-operated protective devices (RCD) ...... 81

25 Capacitor discharge ................................................................................... 82

26 Access conditions for high-voltage sections of PDS ................................... 82

27 Protection against electrical energy hazards.......................................................... 84

28 General ..................................................................................................... 84

29 Determination of hazardous electrical energy level .................................... 84

30 Limited power sources ............................................................................... 85

31 Protection against fire and thermal hazards ........................................................... 86

32 General ..................................................................................................... 86

33 Circuits and components representing a fire hazard .................................. 87

34 Selection of components to mitigate the risk of a fire hazard ..................... 87

35 Fire protection provided by enclosures ...................................................... 87

36 Temperature limits ..................................................................................... 88

37 Protection against mechanical hazards .................................................................. 91

38 General ..................................................................................................... 91

39 Critical torsional speed .............................................................................. 91

40 Transient torque analysis........................................................................... 91

41 Specific requirements for liquid cooled PDS .............................................. 92

42 Mechanical hazards from rotating parts ..................................................... 94

43 Sharp edges .............................................................................................. 95

44 BDM/CDM/PDS with multiple sources of supply ..................................................... 95

45 General ..................................................................................................... 95

46 Low-voltage DC link sharing ...................................................................... 95

47 Protection against environmental stresses ............................................................. 96

48 General ..................................................................................................... 96

49 Protection against corrosion ...................................................................... 97

50 Protection against sonic pressure hazards ............................................................ 97

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51 General ..................................................................................................... 97

52 Sonic pressure and sound level ................................................................. 98

53 Wiring and connections ......................................................................................... 98

54 General ..................................................................................................... 98

55 Insulation of conductors ............................................................................. 99

56 Stranded wire .......................................................................................... 100

57 Routing and clamping .............................................................................. 101

58 Identification of conductors and terminals of main and auxiliary

59 circuits..................................................................................................... 101

60 Splices and connections .......................................................................... 101

61 Accessible connections ........................................................................... 101

62 Interconnections between parts of the PDS ............................................. 102

63 Supply connections for permanently connected PDS ............................... 102

64 Supply connections for pluggable PDS .................................................... 103

65 Terminals ................................................................................................ 104

66 Provisions for connecting the shield of shielded wire or cable .................. 106

67 Mechanical requirements for enclosures .............................................................. 106

68 General ................................................................................................... 106

69 Handles and manual controls................................................................... 107

70 Cast metal enclosure ............................................................................... 107

71 Sheet metal enclosure ............................................................................. 108

72 Stability for floor-standing BDM/CDM/PDS ............................................... 110

73 Wiring strain relief ................................................................................... 110

74 Polymeric enclosure stress relief ............................................................. 111

75 Internal condensation or accumulation of water ....................................... 111

76 Polymeric outdoor enclosure UV resistance ............................................. 111

77 Components ........................................................................................................ 111

78 Components general ............................................................................... 111

79 Components representing a fire hazard ................................................... 112

80 Components being part of an enclosure ................................................... 112

81 Components representing a mechanical hazard ....................................... 112

82 Wound components ................................................................................. 112

83 Protective devices ................................................................................... 112

84 Protection against electromagnetic fields............................................................. 113

85 5 Test requirements ........................................................................................................ 113

86 General ............................................................................................................... 113

87 Test objectives and classification ............................................................ 113

88 Selection of test samples ......................................................................... 113

89 Sequence of tests .................................................................................... 113

90 Earthing conditions .................................................................................. 113

91 General conditions for tests ..................................................................... 113

92 Compliance ............................................................................................. 115

93 Test overview .......................................................................................... 115

94 Test specifications............................................................................................... 118

95 Visual inspections (type test, sample test and routine test) ...................... 118

96 Mechanical tests ...................................................................................... 118

97 Electrical tests ......................................................................................... 126

98 Abnormal operation and simulated faults tests ......................................... 142

99 Material tests ........................................................................................... 153

100 Environmental tests (type tests)............................................................... 157

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101 Hydrostatic pressure test (type test and routine test) ............................... 164

102 Electromagnetic fields (EMF) test (type test) ........................................... 165

103 Internal SPD monitoring test .................................................................... 165

104 6 Information and marking requirements .......................................................................... 165

105 General ............................................................................................................... 165

106 Information for selection ...................................................................................... 170

107 General ................................................................................................... 170

108 Instructions and markings pertaining to accessories (6.3.6.8DV.1) .......... 172

109 Information for installation and commissioning .................................................... 172

110 General ................................................................................................... 172

111 Mechanical considerations ....................................................................... 172

112 Environment ............................................................................................ 172

113 Handling and mounting ............................................................................ 173

114 Enclosure temperature ............................................................................ 173

115 Protection not provided by enclosures ..................................................... 173

116 Connections ............................................................................................ 173

117 Commissioning ........................................................................................ 175

118 Protection requirements ........................................................................... 175

119 Motor and driven equipment .................................................................... 179

120 Installation Instructions ............................................................................ 179

121 Field installed components ...................................................................... 179

122 Information for use .............................................................................................. 180

123 General ................................................................................................... 180

124 Adjustment .............................................................................................. 180

125 Labels, signs and signals ........................................................................ 180

126 Information for maintenance ................................................................................ 182

127 General ................................................................................................... 182

128 Capacitor discharge ................................................................................. 182

129 PT/CT connection .................................................................................... 183

130 Access conditions for high-voltage PDS during maintenance ................... 183

131 Other hazards .......................................................................................... 183

132 BDM/CDM/PDS with multiple sources of supply ....................................... 183

133 Special operation mode: ...................................................................................... 184

134 Auto restart/bypass connection ................................................................ 184

135 Annex A (normative) Additional information for protection against electric shock ............... 185

136 A.1 General ............................................................................................................... 185

137 A.2 Protection by means of DVC As........................................................................... 185

138 Protection by means of protective impedance ...................................................... 185

A.3

139 A.4 Protection by using limited voltages .................................................................... 186

140 A.5 Evaluation of the working voltage of circuits ........................................................ 186

141 A.5.1 General ................................................................................................... 186

142 A.5.2 Classification of the working voltage ........................................................ 187

143 A.5.3 AC working voltage .................................................................................. 187

144 A.5.4 DC working voltage ................................................................................. 188

145 A.5.5 Pulsating working voltage ........................................................................ 188

146 A.6 The concept of protective measures according to clause 4.4 ............................... 189

147 A.6.1 General ................................................................................................... 189

148 A.6.2 General concept of protection against electric shock ............................... 190

149 A.6.3 Examples of the use of elements of protective measures ......................... 191

150 Annex B (informative) Considerations for the reduction of the pollution degree .................. 195

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151 B.1 Introduction ......................................................................................................... 195

152 B.2 Factors influencing the pollution degree .............................................................. 195

153 B.3 Reduction of influencing factors .......................................................................... 195

154 Annex C (informative) Symbols referred ............................................................................. 196

155 C.1 Symbols used ...................................................................................................... 196

156 C.2 Determination of contrast .................................................................................... 197

157 Annex D (normative) Evaluation of clearance and creepage distances ............................... 199

158 Measurement ...................................................................................................... 199

D.1

159 D.2 Relationship of measurement to pollution degree ................................................ 199

160 D.3 Examples ............................................................................................................ 200

161 Annex E (normative) Altitude correction for clearances ...................................................... 207

162 Correction factor for clearances at altitudes above 2 000 m ................................. 207

E.1

163 E.2 Test voltages for verifying clearances at different altitudes .................................. 208

164 Annex F (normative) Clearance and creepage distance determination for frequencies

165 greater than 30 kHz ...................................................................................................... 209

166 General influence of the frequency on the withstand characteristics .................... 209

F.1

167 F.2 Clearance ............................................................................................................ 209

168 F.2.1 General ................................................................................................... 209

169 F.2.2 Clearance for inhomogenous fields .......................................................... 210

170 F.2.3 Clearance for approximately homogenous fields ...................................... 211

171 F.3 Creepage distance .............................................................................................. 211

172 Solid insulation .................................................................................................... 213

F.4

173 F.4.1 General ................................................................................................... 213

174 F.4.2 Approximately uniform field distribution without air gaps or voids............. 213

175 F.4.3 Other cases ............................................................................................. 213

176 Annex G (informative) Cross-sections of round conductors ................................................ 215

177 G.1 Standard values of cross-section of round copper conductors ............................. 215

178 Annex H (informative) Guidelines for RCD compatibility ..................................................... 216

179 H.1 Selection of RCD type ......................................................................................... 216

180 Fault current waveforms ...................................................................................... 217

H.2

181 Annex I (informative) Examples of overvoltage category reduction ..................................... 221

182 I.1 General ............................................................................................................... 221

183 I.2 Protection to the surroundings (see 4.4.7.2) ........................................................ 221

184 Circuits connected directly to mains supply (see 4.4.7.2.3) ...................... 221

I.2.1

185 I.2.2 Circuits connected to the non-mains supply (see 4.4.7.2.4) ..................... 224

186 I.2.3 Insulation between circuits (see 4.4.7.2.5) ............................................... 224

187 I.3 Functional insulation (see 4.4.7.3) ....................................................................... 225

188 I.4 Further examples ................................................................................................ 225

189 Annex J (informative) Burn thresholds for touchable surfaces ............................................ 226

190 J.1 General ............................................................................................................... 226

191 J.2 Burn thresholds ................................................................................................... 226

192 Annex K (informative) Table of electrochemical potentials ................................................. 229

193 Annex L (informative) Measuring instrument for touch current measurements .................... 230

194 L.1 Measuring test circuit .......................................................................................... 230

195 L.2 Requirements for measuring instruments ............................................................. 230

196 Annex M (informative) Test probes for determining access ................................................ 231

197 M.1 Test probes, overview. ........................................................................................ 231

198 Annex N (informative) Guidance regarding short-circuit current ......................................... 234

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199 Annex O (informative) Guide for determination of distances for clearance and

200 creepage ...................................................................................................................... 235

201 O.1 Guideline for clearance distances ........................................................................ 235

202 Guideline for creepage distances ........................................................................ 236

O.2

203 O.3 Minimum spacings for material ............................................................................ 237

204 Annex P (informative) Relevant component safety standards ............................................. 238

205 Annex Q (normative) Protection of persons against electromagnetic fields for

206

frequencies from 0 Hz up to 300 GHz ........................................................................... 240

207 Q.1 General influence of electromagnetic fields to persons ........................................ 240

208 Q.1.1 General ................................................................................................... 240

209 Q.1.2 Low-frequency electric fields effects (1 Hz – 100 kHz) ............................. 240

210 Low-frequency magnetic fields effects (1 Hz – 100 kHz) .......................... 240

Q.1.3

211 Q.1.4 Low-frequency electric and magnetic fields effects .................................. 240

212 Q.1.5 High-frequency electromagnetic fields effects (100 kHz – 300 GHz) ........ 240

213 Q.1.6 Current knowledge on low-level effects .................................................... 240

214 Q.1.7 Biological effects versus adverse health effects ....................................... 241

215 Q.1.8 Influence of EMF on passive and active medical implants ........................ 241

216 Recommendations from ICNIRP Guidelines against exposure to EMF ................. 241

Q.2

217 Q.2.1 Adoption of exposure limits from ICNIRP ............................................................. 241

218 Q.2.1.1 General ................................................................................................... 241

219 Q.2.1.2 EMF Limits during operation .................................................................... 242

220 Q.2.2 Limits of EMF exposure for transportation and storage ............................ 243

221 Q.3 Protection of persons against exposure of EMF ................................................... 243

222 General ................................................................................................... 243

Q.3.1

223 Q.3.2 EMF requirements for general public access areas .................................. 243

224 Q.3.3 EMF requirements for general-access areas, service-access areas

225 and restricted-access areas ..................................................................... 244

226 Q.3.4 EMF requirements for transportation and storage .................................... 244

227 Q.4 Electromagnetic fields (EMF) test (type test) ....................................................... 244

228 General test set up for EMF ..................................................................... 244

Q.4.1

229 Q.4.2 EMF test .................................................................................................. 244

230 Q.5 Electromagnetic fields (EMF) marking ................................................................. 245

231 Annex R (informative) Automatic disconnection of supply .................................................. 246

232 Maximum disconnection times ............................................................................. 246

R.1

233 R.2 Supplementary protective equipotential bonding .................................................. 246

234 Annex S (informative) Risk assessment according to IEC guide 116 .................................. 248

235 S.1 Introduction ......................................................................................................... 248

236 Risk assessment ................................................................................................. 248

S.2

237 Annex AA (informative) In-Some-Country Requirements – United States of America

238 Voltages less than 1.5 kV AC or DC .....................................
...

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